ProMag Sig Sauer Sig Pro .40 S&W 12-Round Blue Steel Magazine

Favored by budget-minded tactical and home-defense shooters across the United States, the ProMag® Sig Sauer® Pro .40 S&W 12-Round Blue Steel Magazine is an affordable aftermarket pistol magazine, manufactured to the same tolerances as factory magazines, but at a fraction of the cost. The heat-treated steel body features a corrosion-resistant black oxide finish for lasting durability, while the heat-treated chrome silicon wire internal spring eliminates binding, ensuring the injection-molded polymer follower operates flawlessly for reliable feeding. If that’s not enough, this magazine is backed by ProMag’s legendary lifetime warranty! Order today. Made in USA.